diff --git a/package.json b/package.json
index c59be39..f01533a 100644
--- a/package.json
+++ b/package.json
@@ -53,9 +53,9 @@
     "dependencies": {
         "@jupyter/collaboration": "^2.0.0",
         "@jupyter/docprovider": "^2.0.0",
-        "@jupytercad/base": "^2.0.0",
-        "@jupytercad/jupytercad-core": "^2.0.0",
-        "@jupytercad/schema": "^2.0.0",
+        "@jupytercad/base": "^3.0.0-alpha.1",
+        "@jupytercad/jupytercad-core": "^3.0.0-alpha.1",
+        "@jupytercad/schema": "^3.0.0-alpha.1",
         "@jupyterlab/application": "^4.0.0"
     },
     "devDependencies": {
diff --git a/pyproject.toml b/pyproject.toml
index 18b9f90..df3cb67 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ classifiers = [
 ]
 dependencies = [
     "jupyter_ydoc>=2,<3",
-    "jupytercad_core>=2.0.0,<3",
+    "jupytercad_core>=3.0.0a1,<4",
 ]
 dynamic = ["version", "description", "authors", "urls", "keywords"]